:root {
        --primary: #f7305a;
        --secondary: #f5c200;
        --bg: #0d0d14;
        --surface: #161622;
        --surface-alt: #1e1e2e;
        --text-primary: #f0f0f5;
        --text-secondary: #9090a8;
        --success: #22c55e;
        --border: #2a2a3e;
        --gradient-wash: linear-gradient(135deg, #f7305a 0%, #b0003a 100%);
        --gold-gradient: linear-gradient(135deg, #f5c200 0%, #c98b00 100%);

        --font-display: "Bebas Neue", sans-serif;
        --font-body: "DM Sans", sans-serif;
        --font-accent: "Barlow Condensed", sans-serif;

        --navbar-height: 72px;
        --scroll-margin: 140px;
      }

      /* Reset & Base Styles */
      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }
      html {
        scroll-behavior: smooth;
      }
      body {
        background-color: var(--bg);
        color: var(--text-primary);
        font-family: var(--font-body);
        line-height: 1.6;
        overflow-x: hidden;
      }
      a {
        color: inherit;
        text-decoration: none;
      }
      ul {
        list-style: none;
      }
      button {
        border: none;
        background: none;
        cursor: pointer;
        font-family: inherit;
      }

      .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
      }
      .section-padding {
        padding: 100px 0;
      }

      /* Typography */
      h1,
      h2 {
        font-family: var(--font-display);
        font-weight: normal;
        letter-spacing: 1px;
        line-height: 1.1;
      }
      h1 {
        font-size: 64px;
        margin-bottom: 24px;
      }
      h2 {
        font-size: 44px;
        margin-bottom: 24px;
      }
      .section-label {
        font-family: var(--font-accent);
        color: var(--text-secondary);
        font-size: 14px;
        text-transform: uppercase;
        letter-spacing: 2px;
        margin-bottom: 8px;
        display: block;
      }
      .h2-wrapper {
        position: relative;
        display: inline-block;
        margin-bottom: 40px;
      }
      .h2-wrapper::after {
        content: "";
        display: block;
        width: 32px;
        height: 3px;
        background-color: var(--secondary);
        margin-top: 12px;
      }
      .text-center {
        text-align: center;
      }
      .text-center .h2-wrapper::after {
        margin: 12px auto 0;
      }

      /* Buttons */
      .cta-primary {
        background: var(--gradient-wash);
        color: #fff;
        padding: 16px 32px;
        border-radius: 50px;
        font-weight: 700;
        font-size: 16px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        transition: transform 0.2s ease;
        margin-top: 24px;
      }
      .cta-primary:hover {
        transform: translateY(-2px);
      }
      .cta-text-link {
        color: var(--primary);
        font-weight: 600;
        font-size: 16px;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        position: relative;
        padding: 8px 0;
        margin-top: 16px;
      }
      .cta-text-link::after {
        content: "";
        position: absolute;
        bottom: 4px;
        left: 0;
        width: 100%;
        height: 1px;
        background: var(--primary);
        transform: scaleX(0);
        transform-origin: right;
        transition: transform 0.3s ease;
      }
      .cta-text-link:hover::after {
        transform: scaleX(1);
        transform-origin: left;
      }

      /* Navbar */
      .navbar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 100;
        transition: all 0.3s ease;
        padding: 20px 0;
        border-bottom: 1px solid transparent;
        background-color: transparent;
      }
      .navbar.scrolled {
        background-color: var(--bg);
        border-bottom-color: var(--border);
        padding: 16px 0;
      }
      .nav-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
      }
      .logo {
        font-family: var(--font-display);
        font-size: 32px;
        color: var(--primary);
        letter-spacing: 1px;
      }
      .nav-links {
        display: flex;
        gap: 32px;
      }
      .nav-links a {
        font-weight: 600;
        font-size: 15px;
        position: relative;
        transition: color 0.2s;
        text-transform: uppercase;
      }
      .nav-links a:hover {
        color: var(--primary);
      }
      .nav-links a.active::after {
        content: "";
        position: absolute;
        bottom: -6px;
        left: 50%;
        transform: translateX(-50%);
        width: 6px;
        height: 6px;
        background: var(--primary);
        border-radius: 50%;
      }
      .nav-actions {
        display: flex;
        gap: 16px;
        align-items: center;
      }
      .btn-login {
        color: var(--text-primary);
        font-weight: 600;
      }
      .btn-register {
        background: var(--primary);
        color: #fff;
        padding: 10px 24px;
        border-radius: 50px;
        font-weight: 600;
      }
      .mobile-toggle {
        display: none;
        background: none;
        border: none;
        flex-direction: column;
        gap: 5px;
        width: 30px;
      }
      .mobile-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background: var(--text-primary);
        transition: 0.3s;
      }

      /* Section Targets for Scroll Spy */
      section[id] {
        scroll-margin-top: var(--scroll-margin);
      }

      /* Section 1 - Promo Hero */
      .promo-hero {
        position: relative;
        padding: 160px 0 100px;
        overflow: hidden;
        background: var(--bg);
      }
      .promo-hero-accent {
        position: absolute;
        top: 0;
        right: 0;
        width: 50vw;
        height: 100%;
        background: var(--secondary);
        opacity: 0.08;
        clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
        z-index: 0;
      }
      .promo-hero-content {
        position: relative;
        z-index: 1;
        max-width: 860px;
      }
      .promo-hero-content p {
        font-size: 17px;
        color: var(--text-secondary);
        max-width: 640px;
        margin-bottom: 32px;
      }

      /* Section 2 - Category Nav Strip */
      .category-nav-strip {
        background: var(--surface);
        padding: 20px 0;
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: var(--navbar-height);
        z-index: 90;
        transition: box-shadow 0.3s;
      }
      .category-nav-strip.stuck {
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        border-bottom-color: var(--primary);
      }
      .cat-nav-container {
        display: flex;
        justify-content: center;
        align-items: center;
      }
      .cat-links {
        display: flex;
        gap: 8px;
      }
      .cat-link {
        font-family: var(--font-accent);
        font-size: 13px;
        font-weight: 600;
        text-transform: uppercase;
        color: var(--text-secondary);
        background: var(--bg);
        padding: 10px 20px;
        border-radius: 999px;
        transition: all 0.2s;
        white-space: nowrap;
      }
      .cat-link:hover,
      .cat-link.active {
        background: var(--primary);
        color: #fff;
      }

      /* 2-Column Section Layouts */
      .grid-2col {
        display: grid;
        grid-template-columns: 52% 48%;
        gap: 48px;
        align-items: center;
      }
      .grid-2col.reverse {
        grid-template-columns: 48% 52%;
      }

      /* Background & Clip-paths */
      .bg-dark {
        background-color: var(--bg);
      }
      .bg-surface {
        background-color: var(--surface);
      }
      .clip-top {
        clip-path: polygon(0 4vw, 100% 0, 100% 100%, 0 100%);
        margin-top: -4vw;
        padding-top: calc(100px + 4vw);
        z-index: 1;
        position: relative;
      }
      .clip-bottom {
        clip-path: polygon(0 0, 100% 0, 100% calc(100% - 4vw), 0 100%);
        padding-bottom: calc(100px + 4vw);
        margin-bottom: -4vw;
      }
      .clip-both {
        clip-path: polygon(0 4vw, 100% 0, 100% calc(100% - 4vw), 0 100%);
        margin-top: -4vw;
        padding-top: calc(100px + 4vw);
        padding-bottom: calc(100px + 4vw);
        margin-bottom: -4vw;
        z-index: 1;
        position: relative;
      }

      /* Data Tables */
      .data-table-wrapper {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        border-radius: 8px;
        border: 1px solid var(--border);
        background: var(--surface);
      }
      .data-table {
        width: 100%;
        border-collapse: collapse;
        min-width: 480px;
      }
      .data-table th {
        background: var(--surface-alt);
        font-family: var(--font-accent);
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        color: var(--text-secondary);
        padding: 14px 16px;
        text-align: left;
      }
      .data-table td {
        font-family: var(--font-body);
        font-size: 14px;
        color: var(--text-primary);
        padding: 14px 16px;
        border-bottom: 1px solid var(--border);
        transition: background 0.2s;
      }
      .data-table tr:hover td {
        background: var(--surface-alt);
      }
      .data-table tr:last-child td {
        border-bottom: none;
      }
      .td-highlight-red {
        color: var(--primary);
        font-weight: 700;
      }
      .td-bold {
        font-weight: 700;
      }

      /* Section 4 - Reload Number */
      .reload-number {
        font-family: var(--font-display);
        font-size: 72px;
        color: var(--secondary);
        line-height: 1;
        margin-bottom: 24px;
        display: block;
      }

      /* Section 5 - Cashback Cards */
      .cashback-wrapper {
        max-width: 960px;
        margin: 0 auto;
      }
      .cashback-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        margin-bottom: 32px;
      }
      .cashback-card {
        background: var(--surface-alt);
        border-radius: 10px;
        padding: 20px 24px;
        border-left: 3px solid var(--text-secondary);
        display: flex;
        justify-content: space-between;
        align-items: center;
        border-right: 1px solid var(--border);
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
      }
      .cashback-card.high-tier {
        border-left-color: var(--primary);
      }
      .cashback-name {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
      }
      .cashback-rate {
        font-family: var(--font-display);
        font-size: 36px;
        line-height: 1;
        color: var(--text-secondary);
      }
      .cashback-rate.high-tier {
        color: var(--secondary);
      }

      /* Section 6 - Same-Day Scale Table */
      .scale-table-wrapper {
        max-width: 860px;
        margin: 0 auto;
      }
      .table-scale td:first-child {
        color: var(--text-secondary);
      }
      .table-scale td:last-child {
        font-weight: 700;
      }
      .row-gold {
        border-top: 1px solid var(--secondary);
      }
      .row-gold td {
        background: rgba(245, 194, 0, 0.1) !important;
        color: var(--secondary) !important;
        font-weight: 700;
        border-bottom: none;
      }

      /* Section 7 - VIP Table */
      .vip-wrapper {
        max-width: 960px;
        margin: 0 auto;
      }
      .table-vip tr[data-tier="4-6"] td:first-child {
        position: relative;
        padding-left: 24px;
      }
      .table-vip tr[data-tier="4-6"] td:first-child::before {
        content: "";
        position: absolute;
        left: 12px;
        top: 50%;
        transform: translateY(-50%);
        width: 6px;
        height: 6px;
        background: var(--primary);
        border-radius: 50%;
      }
      .table-vip tr[data-tier="4-6"] td:last-child {
        color: var(--success);
        font-weight: 600;
      }
      .table-vip tr[data-tier="7-9"] td {
        background: rgba(245, 194, 0, 0.06);
      }
      .table-vip tr[data-tier="7-9"] td:nth-child(2),
      .table-vip tr[data-tier="7-9"] td:nth-child(3) {
        color: var(--secondary);
        font-weight: 700;
      }
      .table-vip tr[data-tier="7-9"] td:last-child {
        color: var(--success);
        font-weight: 600;
      }
      .table-vip tr.tier-10 {
        border-top: 2px solid var(--secondary);
      }
      .table-vip tr.tier-10 td {
        background: rgba(245, 194, 0, 0.1);
        color: var(--secondary) !important;
        font-weight: 700;
        border-bottom: none;
      }
      .vip-benefits {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        margin-top: 24px;
      }
      .vip-benefit-badge {
        background: var(--surface-alt);
        border: 1px solid var(--border);
        border-radius: 8px;
        padding: 12px 20px;
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 14px;
        font-weight: 600;
      }
      .vip-benefit-badge svg {
        stroke: var(--secondary);
        fill: none;
        width: 20px;
        height: 20px;
        stroke-width: 2;
      }

      /* Section 8 - Referral */
      .step-list {
        display: flex;
        flex-direction: column;
        gap: 24px;
      }
      .step-item-horiz {
        display: flex;
        gap: 16px;
        align-items: flex-start;
      }
      .step-num {
        width: 40px;
        height: 40px;
        flex-shrink: 0;
        border: 2px solid var(--primary);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-family: var(--font-display);
        font-size: 24px;
        color: var(--primary);
      }
      .step-text h4 {
        font-size: 16px;
        margin-bottom: 4px;
        font-weight: 600;
        color: var(--text-primary);
      }
      .step-text p {
        font-size: 14px;
        color: var(--text-secondary);
        margin: 0;
      }
      .referral-callout {
        text-align: center;
      }
      .referral-amount {
        font-family: var(--font-display);
        font-size: 96px;
        color: var(--secondary);
        line-height: 1;
      }
      .referral-desc {
        font-size: 16px;
        color: var(--text-secondary);
      }

      /* Section 9 - Transparent Terms */
      .terms-wrapper {
        max-width: 720px;
        margin: 0 auto;
      }
      .callout-box {
        border-left: 3px solid var(--secondary);
        background: var(--surface-alt);
        padding: 24px;
        border-radius: 0 8px 8px 0;
        margin: 24px 0;
        font-size: 16px;
        font-weight: 600;
      }

      /* Section 10 - FAQ */
      .faq-container {
        max-width: 800px;
        margin: 0 auto;
        text-align: left;
      }
      .faq-item {
        background: var(--surface-alt);
        border: 1px solid var(--border);
        border-radius: 8px;
        margin-bottom: 16px;
        overflow: hidden;
      }
      .faq-question {
        padding: 20px 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        cursor: pointer;
        font-weight: 600;
        font-size: 16px;
        user-select: none;
      }
      .faq-icon {
        position: relative;
        width: 24px;
        height: 24px;
        flex-shrink: 0;
      }
      .faq-icon::before,
      .faq-icon::after {
        content: "";
        position: absolute;
        background: var(--primary);
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        transition: transform 0.3s;
      }
      .faq-icon::before {
        width: 16px;
        height: 2px;
      }
      .faq-icon::after {
        width: 2px;
        height: 16px;
      }
      .faq-item.active .faq-icon::after {
        transform: translate(-50%, -50%) rotate(90deg);
        opacity: 0;
      }
      .faq-item.active {
        border-top: 2px solid var(--primary);
      }
      .faq-answer {
        padding: 0 24px;
        max-height: 0;
        opacity: 0;
        transition: all 0.3s ease;
        font-size: 15px;
        color: var(--text-secondary);
      }
      .faq-item.active .faq-answer {
        padding: 0 24px 20px;
        max-height: 500px;
        opacity: 1;
      }

      /* Footer */
      .footer {
        background: var(--bg);
        padding: 80px 0 40px;
        border-top: 1px solid var(--border);
      }
      .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 24px;
        margin-bottom: 48px;
      }
      .footer-col p {
        font-size: 14px;
        color: var(--text-secondary);
        margin-bottom: 16px;
        max-width: 300px;
      }
      .footer-col h4 {
        font-size: 16px;
        margin-bottom: 24px;
        font-weight: 600;
      }
      .footer-links {
        display: flex;
        flex-direction: column;
        gap: 12px;
      }
      .footer-links a {
        font-size: 14px;
        color: var(--text-secondary);
        transition: color 0.2s;
      }
      .footer-links a:hover {
        color: var(--primary);
      }
      .footer-bottom {
        padding-top: 32px;
        border-top: 1px solid var(--border);
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 13px;
        color: var(--text-secondary);
      }
      .social-links {
        display: flex;
        gap: 16px;
        margin-top: 24px;
      }
      .social-links a {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--surface);
        transition: background 0.3s;
      }
      .social-links a:hover {
        background: var(--primary);
      }

      /* Floating CTA */
      .floating-cta {
        position: fixed;
        bottom: 24px;
        right: 24px;
        z-index: 90;
        display: flex;
        align-items: center;
        justify-content: center;
      }
      .floating-cta a {
        background: var(--gradient-wash);
        color: #fff;
        padding: 16px 32px;
        border-radius: 50px;
        font-weight: 700;
        font-size: 16px;
        box-shadow: 0 10px 20px rgba(247, 48, 90, 0.3);
        position: relative;
      }
      .floating-cta a::before {
        content: "";
        position: absolute;
        top: -4px;
        left: -4px;
        right: -4px;
        bottom: -4px;
        border: 2px solid var(--secondary);
        border-radius: 50px;
        opacity: 0;
        animation: pulseRing 2s infinite;
        pointer-events: none;
      }

      @keyframes pulseRing {
        0% {
          transform: scale(0.9);
          opacity: 0.4;
        }
        100% {
          transform: scale(1.15);
          opacity: 0;
        }
      }

      /* Responsive Breakpoints */
      @media (max-width: 1023px) {
        /* Tablet */
        .grid-2col,
        .grid-2col.reverse {
          grid-template-columns: 1fr;
          gap: 40px;
        }
        .col-data {
          order: 2;
        }
        .col-text {
          order: 1;
        }
        .footer-grid {
          grid-template-columns: 1fr 1fr;
        }
      }

      @media (max-width: 767px) {
        /* Mobile */
        h1 {
          font-size: 42px;
        }
        h2 {
          font-size: 36px;
        }
        .section-padding {
          padding: 60px 0;
        }
        .clip-top {
          margin-top: -8vw;
          padding-top: calc(60px + 8vw);
          clip-path: polygon(0 8vw, 100% 0, 100% 100%, 0 100%);
        }
        .clip-both {
          margin-top: -8vw;
          padding-top: calc(60px + 8vw);
          padding-bottom: calc(60px + 8vw);
          margin-bottom: -8vw;
          clip-path: polygon(0 8vw, 100% 0, 100% calc(100% - 8vw), 0 100%);
        }

        .nav-links,
        .nav-actions {
          display: none;
        }
        .nav-links a.active {
          color: var(--primary);
        }

        .nav-links a.active::after {
          display: none;
        }

        .mobile-toggle {
          display: flex;
        }
        .navbar.mobile-open .nav-links,
        .navbar.mobile-open .nav-actions {
          display: flex;
          flex-direction: column;
          width: 100%;
          position: absolute;
          top: 100%;
          left: 0;
          background: var(--bg);
          padding: 24px;
          border-bottom: 1px solid var(--border);
        }
        .navbar.mobile-open .nav-actions {
          top: calc(100% + 406px);
          padding-top: 0;
        }
        .btn-register {
          width: 100%;
          text-align: center;
        }

        .category-nav-strip {
          padding: 12px 0;
        }
        .cat-links {
          overflow-x: auto;
          -webkit-overflow-scrolling: touch;
          padding-bottom: 4px;
          scrollbar-width: none;
          justify-content: flex-start;
        }
        .cat-links::-webkit-scrollbar {
          display: none;
        }

        .cashback-grid {
          grid-template-columns: 1fr;
        }

        .referral-callout {
          order: -1;
          margin-bottom: 32px;
        } /* Mobile: callout above steps */

        .footer-grid {
          grid-template-columns: 1fr;
        }
        .footer-bottom {
          flex-direction: column;
          gap: 16px;
          text-align: center;
        }
        .floating-cta {
          bottom: 16px;
          right: 16px;
          transform: scale(0.9);
        }
      }